101421124210 has 16 divisors (see below), whose sum is σ = 208637741376. Its totient is φ = 34772956848.

The previous prime is 101421124171. The next prime is 101421124219. The reversal of 101421124210 is 12421124101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (101421124219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 724436532 + ... + 724436671.

It is an arithmetic number, because the mean of its divisors is an integer number (13039858836).

Almost surely, 2^101421124210 is an apocalyptic number.

101421124210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101421124210 is an abundant number, since it is smaller than the sum of its proper divisors (107216617166).

101421124210 is a wasteful number, since it uses less digits than its factorization.

101421124210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448873217.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 101421124210 its reverse (12421124101), we get a palindrome (113842248311).

The spelling of 101421124210 in words is "one hundred one billion, four hundred twenty-one million, one hundred twenty-four thousand, two hundred ten".